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Ionis Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.9B +$28.8M +383,063 +2%
Capital World Investors
2
Capital World Investors
California
$1.42B +$394M +5,238,571 +41%
Vanguard Group
3
Vanguard Group
Pennsylvania
$1.3B -$3.11M -41,271 -0.3%
BlackRock
4
BlackRock
New York
$842M +$15.1M +199,923 +2%
T. Rowe Price Investment Management
5
T. Rowe Price Investment Management
Maryland
$721M -$305M -4,048,910 -31%
Wellington Management Group
6
Wellington Management Group
Massachusetts
$495M -$24.7M -328,486 -5%
BG
7
Bellevue Group
Switzerland
$380M -$109M -1,442,252 -23%
State Street
8
State Street
Massachusetts
$314M -$31.2M -413,786 -9%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$249M +$6.22M +82,560 +3%
Two Sigma Advisers
10
Two Sigma Advisers
New York
$241M +$73.7M +979,000 +47%
T. Rowe Price Associates
11
T. Rowe Price Associates
Maryland
$236M +$19.4M +258,155 +9%
Two Sigma Investments
12
Two Sigma Investments
New York
$210M +$81.5M +1,082,703 +69%
TBC
13
Tweedy, Browne Co
Connecticut
$195M -$32.9M -436,286 -15%
JP Morgan Chase
14
JP Morgan Chase
New York
$182M +$133M +1,760,324 +323%
Citadel Advisors
15
Citadel Advisors
Florida
$169M -$20.1M -267,429 -11%
DM
16
Deerfield Management
New York
$157M
BBA
17
Baker Bros. Advisors
New York
$142M +$92.2M +1,225,043 +216%
DTC
18
Deep Track Capital
Connecticut
$134M -$159M -2,108,144 -55%
American Century Companies
19
American Century Companies
Missouri
$128M +$18.4M +244,881 +18%
Charles Schwab
20
Charles Schwab
California
$122M +$1.65M +21,890 +1%
SPPAM
21
Summit Partners Public Asset Management
Massachusetts
$116M +$53.7M +712,706 +95%
Pictet Asset Management
22
Pictet Asset Management
Switzerland
$112M +$1.91M +25,367 +2%
UBS AM
23
UBS AM
Illinois
$110M +$17.6M +234,401 +20%
BNP Paribas Asset Management
24
BNP Paribas Asset Management
France
$107M +$22.1M +293,116 +28%
PCH
25
Polar Capital Holdings
United Kingdom
$105M +$22.6M +299,802 +29%